19062890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1303}}^1$

素因数の和:1347

約数の個数: 64

約数和(自身を含む): 45066240

約数和(自身を除く): 26003350

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 1045, 1303, 1330, 1463, 2090, 2606, 2926, 6515, 7315, 9121, 13030, 14333, 14630, 18242, 24757, 28666, 45605, 49514, 71665, 91210, 100331, 123785, 143330, 173299, 200662, 247570, 272327, 346598, 501655, 544654, 866495, 1003310, 1361635, 1732990, 1906289, 2723270, 3812578, 9531445, 19062890]

約数ペア:

[(1, 19062890), (2, 9531445), (5, 3812578), (7, 2723270), (10, 1906289), (11, 1732990), (14, 1361635), (19, 1003310), (22, 866495), (35, 544654), (38, 501655), (55, 346598), (70, 272327), (77, 247570), (95, 200662), (110, 173299), (133, 143330), (154, 123785), (190, 100331), (209, 91210), (266, 71665), (385, 49514), (418, 45605), (665, 28666), (770, 24757), (1045, 18242), (1303, 14630), (1330, 14333), (1463, 13030), (2090, 9121), (2606, 7315), (2926, 6515)]